HS-QR72 Thermal Receipt Printer | Low Noise High-Speed Printing | Multi-Interface | Paper Out Detection

The HS-QR72 thermal receipt printer adopts a low-noise direct thermal printing method, achieving a printing speed of 50-80mm/s, with a resolution of 8dots/mm and 384dots/line and an effective printing width of 48mm, ensuring clear and smooth printing with low working noise, suitable for quiet use environments such as offices and commercial premises. It also has rich printing functions, supporting full-format printing of graphics, curves and characters, compatible with ASCII and GB2312-80 Chinese character sets, and the print fonts cover ANK (8x16/9x17/9x24/12×24) and GBK (16×16/24×24), meeting diverse printing needs of text and patterns. The device is also equipped with paper out detection and automatic memory printing functions, providing real-time reminders when the paper roll is exhausted, and printing tasks can be automatically memorized and resumed, effectively avoiding missing and wrong printing, improving printing efficiency and reducing manual operations. In terms of interfaces and power supply, it is equipped with RS232/TTL serial + parallel interfaces, supports DC5V-9V/12V wide voltage power supply and is compatible with low-voltage systems, which can flexibly match the connection and power supply needs of different devices with extremely strong adaptability. In addition, the printer supports switching between high-speed printing and low power consumption modes, which can be flexibly selected according to usage scenarios, balancing printing efficiency and energy saving, and reducing usage costs. Its installation port size is 77x53x43mm, outline dimension is 82x58x45mm, and insertion depth is 34.65mm. The standardized dimension design facilitates embedded installation, with beige/black basic models available and color customization supported, suitable for various instruments, meters and self-service equipment. The device has outstanding reliability with an MCBF of 5 million lines, stable operation and low failure rate, and can work in an environment with a temperature of 0-50℃ and humidity of 10%-80%, with wider adaptability to storage environments, meeting the long-term use needs of complex commercial scenarios. For consumable adaptation, it supports 57.5±0.5mm standard thermal paper with a maximum roll diameter of 50mm, which has a larger paper loading capacity, reduces the frequency of consumable replacement and further improves work efficiency. The standard accessories of the printer include the printer host, product user manual, embedded installation accessory kit, serial data cable, parallel data cable, power adapter cable and warranty card. It is widely used in the printing of consumer receipts and shopping documents in supermarkets/retail stores, order forms and settlement bills in the catering industry, tax vouchers and tax payment documents in the tax system, business receipts and payment documents in banking and finance, diagnosis and treatment forms and charging vouchers in medical care, inbound and outbound orders and transfer orders in warehousing and logistics, courier waybills and receipts in postal express, etc. It can also be embedded in various intelligent terminals, self-service equipment and industrial instruments and meters for use.